KR102521498B1 - 인젝터 고장 진단 장치 및 인젝터 고장 진단 방법 - Google Patents

인젝터 고장 진단 장치 및 인젝터 고장 진단 방법 Download PDF

Info

Publication number
KR102521498B1
KR102521498B1 KR1020217024223A KR20217024223A KR102521498B1 KR 102521498 B1 KR102521498 B1 KR 102521498B1 KR 1020217024223 A KR1020217024223 A KR 1020217024223A KR 20217024223 A KR20217024223 A KR 20217024223A KR 102521498 B1 KR102521498 B1 KR 102521498B1
Authority
KR
South Korea
Prior art keywords
injector
failure
operation sound
injectors
sound
Prior art date
Application number
KR1020217024223A
Other languages
English (en)
Korean (ko)
Other versions
KR20210103574A (ko
Inventor
티엔치엔 레
히사시 요코야마
다카히로 사가라
사토시 이노세
Original Assignee
히다치 겡키 가부시키 가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 히다치 겡키 가부시키 가이샤 filed Critical 히다치 겡키 가부시키 가이샤
Publication of KR20210103574A publication Critical patent/KR20210103574A/ko
Application granted granted Critical
Publication of KR102521498B1 publication Critical patent/KR102521498B1/ko

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F02D41/221—Safety or indicating devices for abnormal conditions relating to the failure of actuators or electrically driven elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/008—Controlling each cylinder individually
    • F02D41/0087—Selective cylinder activation, i.e. partial cylinder operation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M65/00—Testing fuel-injection apparatus, e.g. testing injection timing ; Cleaning of fuel-injection apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F02D2041/224—Diagnosis of the fuel system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F02D2041/228—Warning displays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/025—Engine noise, e.g. determined by using an acoustic sensor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
KR1020217024223A 2019-03-29 2020-03-27 인젝터 고장 진단 장치 및 인젝터 고장 진단 방법 KR102521498B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2019-066663 2019-03-29
JP2019066663A JP7158101B2 (ja) 2019-03-29 2019-03-29 インジェクタ故障診断装置及びインジェクタ故障診断方法
PCT/JP2020/014096 WO2020203795A1 (fr) 2019-03-29 2020-03-27 Dispositif et procédé de diagnostic de défaillance d'injecteur

Publications (2)

Publication Number Publication Date
KR20210103574A KR20210103574A (ko) 2021-08-23
KR102521498B1 true KR102521498B1 (ko) 2023-04-14

Family

ID=72668151

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020217024223A KR102521498B1 (ko) 2019-03-29 2020-03-27 인젝터 고장 진단 장치 및 인젝터 고장 진단 방법

Country Status (6)

Country Link
US (1) US11655774B2 (fr)
EP (1) EP3919735A4 (fr)
JP (1) JP7158101B2 (fr)
KR (1) KR102521498B1 (fr)
CN (1) CN113423946B (fr)
WO (1) WO2020203795A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210152287A (ko) * 2020-06-08 2021-12-15 현대자동차주식회사 신호편차기반 인젝터 고장 기통 진단 방법 및 인젝터 고장 진단 장치

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000321176A (ja) * 1999-05-17 2000-11-24 Mitsui Eng & Shipbuild Co Ltd 異常検知方法および装置
US20020194915A1 (en) * 2001-05-30 2002-12-26 Abdel-Malek Aiman Albert System and method for conditioned based monitoring using acoustic diagnosis
JP2009150246A (ja) * 2007-12-19 2009-07-09 Denso Corp 燃料噴射弁の異常検出装置及びその検出方法
JP2015536397A (ja) 2012-11-07 2015-12-21 アーファオエル・リスト・ゲーエムベーハー 内燃機関監視方法
US20180017961A1 (en) * 2015-01-30 2018-01-18 Safran Aircraft Engines Method, system and computer program for learning phase of an acoustic or vibratory analysis of a machine
US20180372014A1 (en) 2017-06-26 2018-12-27 GM Global Technology Operations LLC System and method for evaluating vehicle fuel injection system

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63150463A (ja) * 1986-12-12 1988-06-23 Honda Motor Co Ltd インジエクタ作動停止検出装置
US7103460B1 (en) * 1994-05-09 2006-09-05 Automotive Technologies International, Inc. System and method for vehicle diagnostics
IT1284328B1 (it) * 1996-01-19 1998-05-18 Fiat Ricerche Metodo e unita' di diagnosi di guasti di iniettori di impianti di iniezione ad alta pressione per motori a combustione interna
JP4411769B2 (ja) 2000-10-17 2010-02-10 株式会社デンソー 多気筒内燃機関の異常気筒検出装置
US6546912B2 (en) * 2001-03-02 2003-04-15 Cummins Engine Company, Inc. On-line individual fuel injector diagnostics from instantaneous engine speed measurements
JP2005120842A (ja) 2003-10-14 2005-05-12 Hitachi Mobile Co Ltd 燃料噴射システムの作動検知装置
DE102006054603A1 (de) * 2006-11-20 2008-05-21 Robert Bosch Gmbh Verfahren zur Diagnose einer Brennkraftmaschine
DE102006055012B4 (de) * 2006-11-22 2021-01-14 Robert Bosch Gmbh Verfahren zur Diagnose einer Brennkraftmaschine in einem Kraftfahrzeug
GB0705026D0 (en) * 2007-03-15 2007-04-25 Delphi Tech Inc Vehicle diagnosis system and method
DE102008008208A1 (de) * 2008-02-07 2009-08-13 Robert Bosch Gmbh Verfahren und Vorrichtung zur Diagnose mindestens eines Gaswechselventils mindestens eines Zylinders einer Brennkraftmaschine
US8099231B1 (en) * 2010-08-18 2012-01-17 GM Global Technology Operations LLC System and method for detecting fuel injector malfunction based on engine vibration
JP2014201085A (ja) 2013-04-01 2014-10-27 株式会社デンソー 車両データ記録装置及び車両診断システム
JP2015140038A (ja) 2014-01-27 2015-08-03 株式会社デンソー 車載制御装置
US9477895B2 (en) * 2014-03-31 2016-10-25 Mitsubishi Electric Research Laboratories, Inc. Method and system for detecting events in an acoustic signal subject to cyclo-stationary noise
JP6347362B2 (ja) 2014-07-03 2018-06-27 三菱重工エンジン＆ターボチャージャ株式会社 インジェクタ故障診断方法及びインジェクタ故障診断装置
US9824511B2 (en) * 2015-09-11 2017-11-21 GM Global Technology Operations LLC Vehicle diagnosis based on vehicle sounds and vibrations
DE102015226006B4 (de) * 2015-12-18 2017-08-10 Mtu Friedrichshafen Gmbh Verfahren zur Prüfung der Zuordnung von Körperschallsensoren zu Zylindern einer Brennkraftmaschine
JP2019066663A (ja) 2017-09-29 2019-04-25 キヤノン株式会社 現像装置、プロセスカートリッジおよび画像形成装置
US10975828B2 (en) * 2018-05-21 2021-04-13 Ford Global Technologies, Llc Method and system for adjusting engine knock background noise levels
KR20210152287A (ko) * 2020-06-08 2021-12-15 현대자동차주식회사 신호편차기반 인젝터 고장 기통 진단 방법 및 인젝터 고장 진단 장치

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000321176A (ja) * 1999-05-17 2000-11-24 Mitsui Eng & Shipbuild Co Ltd 異常検知方法および装置
US20020194915A1 (en) * 2001-05-30 2002-12-26 Abdel-Malek Aiman Albert System and method for conditioned based monitoring using acoustic diagnosis
JP2009150246A (ja) * 2007-12-19 2009-07-09 Denso Corp 燃料噴射弁の異常検出装置及びその検出方法
JP2015536397A (ja) 2012-11-07 2015-12-21 アーファオエル・リスト・ゲーエムベーハー 内燃機関監視方法
US20180017961A1 (en) * 2015-01-30 2018-01-18 Safran Aircraft Engines Method, system and computer program for learning phase of an acoustic or vibratory analysis of a machine
US20180372014A1 (en) 2017-06-26 2018-12-27 GM Global Technology Operations LLC System and method for evaluating vehicle fuel injection system

Also Published As

Publication number Publication date
US20220154661A1 (en) 2022-05-19
CN113423946A (zh) 2021-09-21
KR20210103574A (ko) 2021-08-23
US11655774B2 (en) 2023-05-23
EP3919735A4 (fr) 2022-10-26
JP2020165378A (ja) 2020-10-08
CN113423946B (zh) 2023-06-13
WO2020203795A1 (fr) 2020-10-08
JP7158101B2 (ja) 2022-10-21
EP3919735A1 (fr) 2021-12-08

Similar Documents

Publication Publication Date Title
US6456928B1 (en) Prognostics monitor for systems that are subject to failure
CN103792087B (zh) 并联试车故障监测与诊断方法
JP2002202001A (ja) 自己診断機能を備えた車両用制御装置及び記録媒体
KR102521498B1 (ko) 인젝터 고장 진단 장치 및 인젝터 고장 진단 방법
WO2020218510A1 (fr) Dispositif de diagnostic d'injecteur, et procédé de diagnostic d'injecteur
KR102368396B1 (ko) K-평균 군집화 알고리즘을 이용한 주기변동 랜덤신호의 정렬방법 및 이를 이용한 내연기관의 이상진단 시스템 및 방법
CN104471238A (zh) 用于启动电机的诊断
CN110032094A (zh) 机舱设备的控制方法、装置、计算机设备及存储介质
US10102690B2 (en) Non-starting engine remote diagnostic
RU2605079C2 (ru) Диагностика системы запуска
US11466638B2 (en) Sensor diagnostic procedure
US10990091B2 (en) Method and apparatus for analyzing an investigated complex system
KR102202126B1 (ko) 전류센서 및 유동감지센서 패턴정보를 이용한 장비 이상유무 판단 방법 및 장치
US7162916B2 (en) Method and system for determining engine cylinder power level deviation from normal
CN115144668A (zh) 故障检测方法、信号模拟器及故障检测系统
JP7217216B2 (ja) 故障診断装置及び故障診断方法
JP2020165378A5 (fr)
Le et al. A Fault Diagnosis Method for Fuel Injectors Using Machine Sound
Öztürk et al. Increased Reliability and Usability through the Introduction of a User Interface Module for Hand-Held Small Engines
CN117405159A (zh) 车辆故障检测方法、装置、终端设备以及存储介质
JP2001193542A (ja) エンジンの故障診断システム
CN112764986A (zh) 车辆日志获取方法、装置以及电子设备、车辆

Legal Events

Date Code Title Description
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant